• Phosphide colours more slowly than cementite.
• The solution changes to a red colour .
• If the water is alkaline, it will turn red .
• Phosphide colours more slowly than cementite.
• The solution changes to a red colour .
• If the water is alkaline, it will turn red .
Циммерман М., Веденеева К.. Русско-Английский научно-технический словарь переводчика. Russian-English scientific dictionary for translators. 2012